<template>
  <div class="app-container">
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['platform:parameter:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['platform:parameter:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['platform:parameter:remove']"
        >删除
        </el-button>
      </el-col>
    </el-row>

    <el-table v-loading="loading" :data="parameterList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="参数id" align="center" prop="parameterId"/>
      <el-table-column label="策略ID" align="center" prop="strategyId"/>
      <el-table-column label="参数名称" align="center" prop="name"/>
      <el-table-column label="参数描述" align="center" prop="description"/>
      <el-table-column label="默认值" align="center" prop="defaultValue"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['platform:parameter:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['platform:parameter:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改参数描述对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="策略ID" prop="strategyId">
          <el-input v-model="form.strategyId" disabled="true" placeholder="请输入策略ID"/>
        </el-form-item>
        <el-form-item label="参数名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入参数名称"/>
        </el-form-item>
        <el-form-item label="参数描述" prop="description">
          <el-input v-model="form.description" placeholder="请输入参数描述"/>
        </el-form-item>
        <el-form-item label="默认值" prop="defaultValue">
          <el-input v-model="form.defaultValue" placeholder="请输入默认值"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {
    listParameter,
    getParameter,
    delParameter,
    addParameter,
    updateParameter,
    exportParameter
  } from "@/api/platform/parameter";

  export default {
    name: "Parameter",
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 总条数
        total: 0,
        // 参数描述表格数据
        parameterList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        //策略标识
        strategyId:"",
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          strategyId: undefined,
          name: undefined,
          description: undefined,
          defaultValue: undefined
        },
        // 表单参数
        form: {strategyId:undefined},
        // 表单校验
        rules: {
          strategyId: [
            {required: true, message: "策略ID不能为空", trigger: "blur"}
          ],
          name: [
            {required: true, message: "参数名称不能为空", trigger: "blur"}
          ],
        }
      };
    },
    created() {
      let strategyId = this.$route.query['strategyId']
      console.log("load strategyId "+strategyId)
      this.strategyId = strategyId
      this.queryParams.strategyId = strategyId
      this.form.strategyId = strategyId
      this.getList(strategyId);
    },
    methods: {
      /** 查询参数描述列表 */
      getList(strategyId) {
        this.loading = true;
        this.queryParams.strategyId=strategyId
        listParameter(this.queryParams).then(response => {
          this.parameterList = response.rows;
          this.total = response.total;
          this.loading = false;
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          parameterId: undefined,
          strategyId: this.strategyId,
          name: undefined,
          description: undefined,
          defaultValue: undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.queryParams.strategyId = this.strategyId
        this.form.strategyId = this.strategyId
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.parameterId)
        this.single = selection.length != 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加参数描述";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const parameterId = row.parameterId || this.ids
        getParameter(parameterId).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改参数描述";
        });
      },
      /** 提交按钮 */
      submitForm: function () {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.parameterId != undefined) {
              updateParameter(this.form).then(response => {
                if (response.code === 200) {
                  this.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                }
              });
            } else {
              addParameter(this.form).then(response => {
                if (response.code === 200) {
                  this.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const parameterIds = row.parameterId || this.ids;
        this.$confirm('是否确认删除参数描述编号为"' + parameterIds + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return delParameter(parameterIds);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function () {
        });
      },
      /** 导出按钮操作 */
      handleExport() {
        const queryParams = this.queryParams;
        this.$confirm('是否确认导出所有参数描述数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return exportParameter(queryParams);
        }).then(response => {
          this.download(response.msg);
        }).catch(function () {
        });
      }
    }
  };
</script>
